Daikin industries, ltd. (20250012281). SCREW COMPRESSOR AND REFRIGERATION APPARATUS
SCREW COMPRESSOR AND REFRIGERATION APPARATUS
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SCREW COMPRESSOR AND REFRIGERATION APPARATUS
This abstract first appeared for US patent application 20250012281 titled 'SCREW COMPRESSOR AND REFRIGERATION APPARATUS
Original Abstract Submitted
a compressor includes a casing having a bottom portion with a reservoir to store oil, an electric motor housed in the casing, a compression mechanism disposed between the electric motor and the reservoir, and a resonance muffler provided in the compression mechanism. the compression mechanism compresses sucked gas refrigerant and to discharges the compressed gas refrigerant into the casing. a refrigerant space is formed above the reservoir in the casing. the refrigerant space is configured so that the gas refrigerant discharged from the compression mechanism flows through. the muffler includes a cavity in which a resonance chamber is formed, and a first opening communicating with the resonance chamber and opening to the refrigerant space. the first opening is formed on a lower surface or an outer peripheral surface of the compression mechanism.
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